<%--
  Created by IntelliJ IDEA.
  User: WuLiangHang
  Date: 2021/9/15
  Time: 16:34
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<h1>1.jsp</h1>
pageContext 域:<%=pageContext.getAttribute("username")%><br/>
request 域:<%=request.getAttribute("username")%><br/>
session 域:<%=session.getAttribute("username")%><br/>
application 域:<%=application.getAttribute("username")%><br/>
</body>
</html>
